The Spy in the Green Hat

The Spy in the Green Hat is a 1966 featurelength film version of The Man from U.N.C.L.E. s third season twopart episode The Concrete Overcoat Affair. The episodes were originally broadcast in the United States on November 25, 1966 and December 2, 1966 on NBC. It, as does the television series, stars Robert Vaughn and David McCallum. It is the fifth such feature film that used as its basis a reedited version of one or more episodes from the series.

Solo and Kuryakin are assigned to infiltrate a THRUSH secret base located in a Sicillian winery. The base is run by Louis Strago, who in conjunction with former Nazi Dr. von Kronen is planning to detonate atomic bombs in the Atlantic Ocean. The bombs will cause the Gulf Stream to divert, wreaking havoc in Europe and the United States and warming Greenland sufficiently for it to become a strategic new home for THRUSH THRUSHland.The agents are split up after an encounter with THRUSH, with Solo having to hide overnight in the house of Pia Monteri. When Pias grandmother learns of this, she considers it a disgrace to her familys reputation despite Solos insistence that nothing inappropriate happened and insists at the end of a shotgun that Solo marry Pia. Solo manages to escape, but Pia and her grandmother enlist the aid of Pias uncles to find him and return him for marriage. Her uncles are the Stilleto brothers, Prohibition era gangsters in the U.S. who miss the good old days. Solo barely escapes the wedding. ........

Source: Wikipedia